Results 1 to 10 of about 110,737 (245)

LIMIT STATES OF STEEL SUPPORTING STRUCTURE FOR BRIDGE CRANES [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2020
This paper describes a question of evaluation necessity of bridge cranes using the method of limit deformation state and oscillation damping. The solution was performed by means of theoretical analysis and an experimental verification at the selected ...
Martin MANTIČ   +4 more
doaj   +3 more sources

Research on Swing Model and Fuzzy Anti Swing Control Technology of Bridge Crane

open access: yesMachines, 2023
A bridge crane is often used in a complex environment and is often subject to the interference of all loads. Some uncertain factors often have an inevitable impact on its swing.
Zhen Yu, Hao-Ming Dong, Chang-Ming Liu
doaj   +3 more sources

Detection of mechanical stress in the steel structure of a bridge crane

open access: yesTheoretical and Applied Mechanics Letters, 2021
A significant negative aspect in the operation of bridge-type cranes are the technical problems associated with wear of the wheels and the crane track, which causes crane skewing.
Leopold Hrabovský   +2 more
doaj   +3 more sources

Research on Variable Universe Fuzzy Multi-Parameter Self-Tuning PID Control of Bridge Crane

open access: yesApplied Sciences, 2023
The bridge-type bridge crane is a common lifting equipment used in modern factories and workshops. During the crane’s operation, the positioning of the trolley and the swing of the load can significantly impact the bridge crane’s safety and reliability ...
Hui Li   +5 more
doaj   +3 more sources

Anti-shake positioning algorithm of bridge crane based on phase plane analysis

open access: yesThe Journal of Engineering, 2019
In this study, the dynamic model of bridge crane system is established based on Lagrange equation. The transfer function of crane running system is derived.
Yuxuan Zhu   +5 more
doaj   +3 more sources

An influence of technological contraflexure of crane bridges on its durability [PDF]

open access: yesTransport Problems, 2010
Standard requirements till 1996 year during bridge crane manufacturing demanded a positive technological contraflexure. As a result of this process were implemented technological compressive stress into tensile zone from inertial and operational loads ...
Artur BLUM, Kamil HAREMSKI
doaj   +2 more sources

Global-Equivalent Sliding Mode Control Method for Bridge Crane

open access: yesIEEE Access, 2021
A wide application of sliding mode variable structure control as a nonlinear robust control method, has been witnessed in anti-swing positioning control of bridge crane system. Aiming at the problem that the sliding mode variable structure control system
Tianlei Wang   +8 more
doaj   +3 more sources

Optimization of Bridge Crane Movement Control

open access: yesНаука и техника, 2018
Transient modes of bridge cranes movement determine their energy, dynamic and electrical performance, as well as productivity and durability of work. An optimal control problem of its movement has been solved while making an analysis of indicators for ...
V. S. Loveikin, Y. A. Romasevich
doaj   +4 more sources

Mathematical modelling of bridge crane dynamics for the time of non-stationary regimes of working hoist mechanism [PDF]

open access: yesArchive of Mechanical Engineering, 2022
Bridge crane is exposed to dynamic loads during its non-stationary operations (acceleration and braking). Analyzing these operations, one can determine unknown impacts on the dynamic behavior of bridge crane.
Mirsad Čolić   +5 more
doaj   +1 more source

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